CN205835160U - A kind of fall hinders reversible tightener - Google Patents

A kind of fall hinders reversible tightener Download PDF

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Publication number
CN205835160U
CN205835160U CN201620687639.6U CN201620687639U CN205835160U CN 205835160 U CN205835160 U CN 205835160U CN 201620687639 U CN201620687639 U CN 201620687639U CN 205835160 U CN205835160 U CN 205835160U
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CN
China
Prior art keywords
side plate
tightener
set lever
capstan winch
housing
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Application number
CN201620687639.6U
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Chinese (zh)
Inventor
许启明
张伟
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PowerChina Xian Port Navigation Shipbuilding Technology Co Ltd
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Gansu PowerChina Port Navigation Shipbuilding Engineering Co Ltd
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Priority to CN201620687639.6U priority Critical patent/CN205835160U/en
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Abstract

The utility model discloses a kind of fall and hinder reversible tightener, in housing, it is installed with gear in capstan winch rotary shaft, support bar is parallel with capstan winch rotary shaft, being provided with the lock valve that can rotate with support bar for rotary shaft on support bar, described lock valve includes being stitched together the valve body formed by the locking elbow symmetry that a pair structure is identical, and the top of valve body is provided with set lever, being machined with set lever bar hole on upper plate, set lever passes set lever bar hole to outside housing;It is cased with compression spring on described set lever, the bottom of compression spring withstands on valve body, the top of compression spring is connected on spring isolation pad, and spring isolation pad is enclosed within set lever and spring isolation pad withstands on the inwall of upper plate, and lock valve coordinates with gear for locking gear;It is also equipped with pulley spindle between first side plate and the second side plate, pulley spindle is provided with fixed pulley.Engineering use cost is low.Easy to use.Auto lock, anti-skidding and prevent reversing.

Description

A kind of fall hinders reversible tightener
Technical field
This utility model relates to tightener, is specifically related to a kind of fall and hinders reversible tightener, can apply lifting, tight rope, The fields such as rope control.
Background technology
In existing tightener, the bearing capacity of steel wire rope determines the peak load of tightener.The biggest steel wire rope of load is more Slightly, the radius of curvature of free bend is the biggest, and winch and the auxiliary pulley thereof of lay winding wire ropes are the biggest, the volume of tightener and Weight is the biggest.Move, install and use all inconvenient for big load tightener.
Summary of the invention
Based on problems of the prior art, the utility model proposes a kind of fall and hinder reversible tightener, overcome biography Staff direct pull steel wire rope depended merely on by system tightener, it is impossible to locking and anti-skidding defect, efficiently reduces again tightener simultaneously Volume.
In order to solve above-mentioned technical problem, the application adopts the following technical scheme that and is achieved:
A kind of fall hinders reversible tightener, and including housing and capstan winch, described housing includes upper plate and is connected with upper plate The first side plate and the second side plate, the first side plate and the second side plate parallel;Described capstan winch includes being arranged on turnably Capstan winch rotary shaft on side plate and the second side plate, one end of capstan winch rotary shaft extend out to the second side plate outside and sets in end It is equipped with crank installing hole, the capstan winch rotary shaft in housing is installed with a pair rotation and stops drum;
In housing, rotate and be installed with gear, capstan winch in the capstan winch rotary shaft stopped between drum and crank installing hole Being connected with one end of support bar on the second side plate directly over rotary shaft, support bar is parallel with capstan winch rotary shaft, support bar another The lock valve that can rotate with support bar for rotary shaft is installed on one end, lock valve be positioned at gear just going up planar Side;
Described lock valve includes being stitched together the valve body formed by the locking elbow symmetry that a pair structure is identical, valve body Top be provided with set lever, upper plate is machined with set lever bar hole, set lever passes set lever bar hole Outside housing;
Being cased with compression spring on described set lever, the bottom of compression spring withstands on valve body, the top of compression spring Being limited on spring isolation pad, spring isolation pad is enclosed within set lever and spring isolation pad withstands on upper plate On inwall, lock valve coordinates with gear for locking gear;
In housing, it is also equipped with pulley spindle between the first side plate and the second side plate, pulley spindle is provided with more than one Fixed pulley, the upper plate above fixed pulley is provided with cabling bar hole, and outside outfit walked around by steel wire rope after drawing from capstan winch Movable pulley again after cabling bar hole walks around fixed pulley and the outside movable pulley being equipped with, steel wire rope is finally connected on housing.
This utility model also has a following distinguishing feature:
It is provided with more than one winch cable connecting hole for connecting steel wire ropes one end on described rotation only drum.
Crank is installed on described crank installing hole, described crank is provided with the crank coordinated with crank installing hole Mounting head.
The cross section of described crank installing hole and the cross section of crank mounting head are rectangle.
Described gear is T-shaped gear.
Described locking elbow is Cornu Bovis seu Bubali shape.
Two housing steel for the connecting steel wire ropes other end it are machined with on the upper plate on described cabling bar hole side Cord connecting hole.
Described housing is the four sides housing that both sides open or three U-shaped housings that bottom is open and both sides are open.
Compared with prior art, useful has the technical effect that this utility model
(I) tightener of the present utility model and assembly pulley with the use of, little driving force and tightener can carry several times The load of even tens times.Reduce at double owing to employing the steel cable load on assembly pulley capstan winch.
(II) engineering use cost is low.The least tightener can be selected under same loading condition, reduce engineering equipment Cost.
(III) easy to use.Due to Smaller load tightener, volume is little, lightweight, moves conveniently, uses simple.
(IV) auto lock, anti-skidding and prevent reversing.Double-shift type designs, can be with bidirectional locking.
Accompanying drawing explanation
Fig. 1 is internal structure perspective diagram of the present utility model.
Fig. 2 is the structural representation of lock valve and gear.
Fig. 3 is the structural representation of the four sides housing that both sides open.
Fig. 4 is the structural representation of three U-shaped housings that bottom is open and both sides are open.
Fig. 5 is the structural representation of crank.
In figure, the implication of each label is: 1-housing, (1-1)-upper plate, (1-2)-the first side plate, (1-3)-the second side plate, (1-4)-set lever bar hole, (1-5)-cabling bar hole, (1-6)-housing steel wire rope connecting hole, 2-capstan winch, 3-capstan winch turns Moving axis, 4-crank installing hole, 5-rotates and stops drum, 6-gear, 7-support bar, 8-lock valve, (8-1)-locking elbow, (8-2)- Valve body, (8-3)-set lever, 9-compression spring, 10-spring isolation pad, 11-pulley spindle, 12-fixed pulley, 13-capstan winch steel Cord connecting hole, 14-crank, 15-crank mounting head.
Below in conjunction with embodiment, particular content of the present utility model is described in more detail.
Detailed description of the invention
Defer to technique scheme, specific embodiment of the utility model given below, it should be noted that this practicality is new Type is not limited to specific examples below, the such as change of all parts size, the size variation of power, upper strata crossbeam and under The layer number of crossbeam, the number etc. of longeron, it is new that all equivalents done on the basis of technical scheme each fall within this practicality The protection domain of type.Below in conjunction with embodiment, this utility model is described in further details.
Embodiment:
Defer to technique scheme, as shown in Figures 1 to 5.The present embodiment provides a kind of fall and hinders reversible tightener, including shell Body 1 and capstan winch 2, described housing includes upper plate 1-1 and the first side plate 1-2 being connected with upper plate 1-1 and the second side plate 1- 3, the first side plate 1-2 and the second side plate 1-3 are parallel;Described capstan winch 2 includes being arranged on the first side plate 1-2 and second turnably Capstan winch rotary shaft 3 on side plate 1-3, one end of capstan winch rotary shaft 3 extend out to the second side plate 1-3 outside and is provided with in end Crank installing hole 4, the capstan winch rotary shaft 3 in housing 1 is installed with a pair rotation and stops drum 5;
In housing 1, rotate and be installed with gear 6 in the capstan winch rotary shaft 3 stopped between drum 5 and crank installing hole 4, Being connected with one end of support bar 7 on the second side plate 1-3 directly over capstan winch rotary shaft 3, support bar 7 is parallel with capstan winch rotary shaft 3, Being provided with the lock valve 8 that can rotate with support bar 7 for rotary shaft on the other end of support bar 7, lock valve 8 is positioned at gear 6 institute Surface planar;
Described lock valve 8 includes being stitched together the valve body formed by the locking elbow 8-1 symmetry that a pair structure is identical 8-2, the top of valve body 8-2 is provided with set lever 8-3, and upper plate 1-1 is machined with set lever bar hole 1-4, locks hands Handle 8-3 passes set lever bar hole 1-4 to outside housing 1;
Being cased with compression spring 9 on described set lever 8-3, the bottom of compression spring 9 withstands on valve body 8-2, compresses bullet The top of spring 9 is limited on spring isolation pad 10, spring isolation pad 10 be enclosed within set lever 8-3 and spring every On the inwall that pad 10 withstands on upper plate 1-1, lock valve 8 coordinates with gear 6 for locking gear 6;
In housing 1, between the first side plate 1-2 and the second side plate 1-3, it is also equipped with pulley spindle 11, pulley spindle 11 is installed Having more than one fixed pulley 12, the upper plate 1-1 above fixed pulley 12 is provided with cabling bar hole 1-5, steel wire rope is from capstan winch 2 The movable pulley walking around outside outfit after upper extraction walks around fixed pulley 12 and the outside movable pulley being equipped with from cabling bar hole 1-5 again After, steel wire rope is finally connected on housing 1.
Rotate to stop and be provided with more than one winch cable connecting hole 13 for connecting steel wire ropes one end on drum 5.
Crank 14 is installed on crank installing hole 4, described crank 14 is provided with the crank coordinated with crank installing hole 4 Mounting head 15.The cross section of crank installing hole 4 and the cross section of crank mounting head 15 are rectangle.
Gear 6 is T-shaped gear.Locking elbow 8-1 is Cornu Bovis seu Bubali shape, it is simple to locking gear 6.
Two housing steel for the connecting steel wire ropes other end it are machined with on the upper plate 1-1 on cabling bar hole 1-5 side Cord connecting hole 1-6.Form a bridge of the nose between two housing steel wire rope connecting hole 1-6, be used for fixing steel wire rope.
Housing 1 is for the open four sides housing in both sides or bottom is open and both sides are open three U-shaped housings.On housing 1 In order to install all parts, the structure such as various installing holes can Design and Machining as required.
Use using method of the present utility model:
During use, first one end of steel wire rope is arranged on and rotates in the winch cable connecting hole 13 stopped on drum 5, steel wire Restrict after being wound around in the capstan winch rotary shaft stopped a pair rotation between drum 5 through fixed pulley 12, then from cabling bar hole 1-5 passes, and it is fixed with another that steel wire rope penetrates in housing 1 from cabling bar hole 1-5 after housing 1 outside is connected with running block Pulley 12 is connected, and combines the most several times, reaches labour-saving purpose, and the other end of last steel wire rope is connected to two housing steel wire ropes On the bridge of the nose that connecting hole 1-6 is formed.The method of attachment that steel cable between capstan winch 2 with fixed pulley 12 is connected according to assembly pulley completes.
The crank mounting head 15 of crank 14 is inserted in crank installing hole 4, moves set lever 8-3 to set lever bar shaped The middle part of hole 1-4, now, locking elbow 8-1 departs from gear 6, rotates crank 14 and drives capstan winch 2 to rotate, and capstan winch 2 can be free In positive and negative both direction, or not any of locking does not rotates.
If set lever 8-3 moves to one end of set lever bar hole 1-4, now, a locking elbow 8-1 snaps in In the tooth of gear 6, elbow 8-1 is away from gear 6 in another locking, realizes unidirectional locked, capstan winch under the effect by compression spring 9 2 can only rotate in one direction.During in such as Fig. 1, rearward one locking elbow 8-1 snaps in the tooth of gear 6, in terms of right side, strand Dish 2 can only rotate clockwise, it is impossible to rotates counterclockwise.If a locking elbow 8-1 forward in Fig. 1 snaps in the tooth of gear 6 In, in terms of right side, capstan winch 2 can only rotate counterclockwise, it is impossible to rotates clockwise.

Claims (8)

1. fall hinders a reversible tightener, and including housing (1) and capstan winch (2), described housing includes upper plate (1-1) and with upper The first side plate (1-2) that top board (1-1) is connected and the second side plate (1-3), the first side plate (1-2) is parallel with the second side plate (1-3); It is characterized in that: described capstan winch (2) includes being arranged on turnably on the first side plate (1-2) and the second side plate (1-3) Capstan winch rotary shaft (3), one end of capstan winch rotary shaft (3) extend out to the second side plate (1-3) outside and end is provided with crank Installing hole (4), the capstan winch rotary shaft (3) in housing (1) is installed with a pair rotation and stops drum (5);
In housing (1), rotate and be installed with tooth in the capstan winch rotary shaft (3) stopped between drum (5) and crank installing hole (4) Wheel (6), the second side plate (1-3) directly over capstan winch rotary shaft (3) is connected with one end of support bar (7), support bar (7) and strand Dish rotary shaft (3) is parallel, and it can be the lock valve that rotary shaft rotates with support bar (7) that the other end of support bar (7) is provided with (8), lock valve (8) be positioned at gear (6) surface planar;
Described lock valve (8) includes being stitched together the valve body formed by locking elbow (8-1) symmetry that a pair structure is identical (8-2), the top of valve body (8-2) is provided with set lever (8-3), and upper plate (1-1) is machined with set lever bar hole (1- 4), set lever (8-3) passes set lever bar hole (1-4) to housing (1) outward;
Being cased with compression spring (9) on described set lever (8-3), the bottom of compression spring (9) withstands on valve body (8-2), pressure The top of contracting spring (9) is limited on spring isolation pad (10), and spring isolation pad (10) is enclosed within set lever (8-3) And spring isolation pad (10) withstands on the inwall of upper plate (1-1), lock valve (8) coordinates with gear (6) for locking teeth Wheel (6);
In housing (1), between the first side plate (1-2) and the second side plate (1-3), it is also equipped with pulley spindle (11), pulley spindle (11) On more than one fixed pulley (12) is installed, the upper plate (1-1) of fixed pulley (12) top is provided with cabling bar hole (1- 5), steel wire rope is walked around the outside movable pulley being equipped with and is walked around fixed pulley from cabling bar hole (1-5) again after drawing from capstan winch (2) (12) and after the outside movable pulley being equipped with, steel wire rope is finally connected on housing (1).
2. fall as claimed in claim 1 hinders reversible tightener, it is characterised in that: described rotation stops and being provided with on drum (5) More than one is for the winch cable connecting hole (13) of connecting steel wire ropes one end.
3. fall as claimed in claim 1 hinders reversible tightener, it is characterised in that: it is provided with on described crank installing hole (4) Crank (14), described crank (14) is provided with the crank mounting head (15) coordinated with crank installing hole (4).
4. fall as claimed in claim 3 hinders reversible tightener, it is characterised in that: the cross section of described crank installing hole (4) and The cross section of crank mounting head (15) is rectangle.
5. fall as claimed in claim 1 hinders reversible tightener, it is characterised in that: described gear (6) is T-shaped gear.
6. fall as claimed in claim 1 hinders reversible tightener, it is characterised in that: described locking elbow (8-1) is Cornu Bovis seu Bubali shape.
7. fall as claimed in claim 1 hinders reversible tightener, it is characterised in that: described cabling bar hole (1-5) side Two steel wire rope connecting holes (1-6) for the connecting steel wire ropes other end it are machined with on upper plate (1-1).
8. fall as claimed in claim 1 hinders reversible tightener, it is characterised in that: described housing (1) is four that both sides are open Face-piece body or three U-shaped housings that bottom is open and both sides are open.
CN201620687639.6U 2016-07-01 2016-07-01 A kind of fall hinders reversible tightener Active CN205835160U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620687639.6U CN205835160U (en) 2016-07-01 2016-07-01 A kind of fall hinders reversible tightener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106002813A (en) * 2016-07-01 2016-10-12 甘肃中电建港航船舶工程有限公司 Resistance-reducing reversible tightener

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106002813A (en) * 2016-07-01 2016-10-12 甘肃中电建港航船舶工程有限公司 Resistance-reducing reversible tightener

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CP01 Change in the name or title of a patent holder
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Address after: 731600 No. 97, Chuannan Road, Liujiaxia Town, Yongjing County, Linxia Hui Autonomous Prefecture, Gansu Province

Patentee after: China Power Construction (Xi'an) Ganghang Shipbuilding Technology Co.,Ltd.

Address before: 731600 No. 97, Chuannan Road, Liujiaxia Town, Yongjing County, Linxia Hui Autonomous Prefecture, Gansu Province

Patentee before: GANSU POWERCHINA PORT NAVIGATION SHIPBUILDING ENGINEERING CO.,LTD.